The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 25, 2022
Filed:
Nov. 13, 2018
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Dae Hun Kim, Daejeon, KR;
Ayoung Lee, Daejeon, KR;
Kyunghoon Min, Daejeon, KR;
Bumjoo Kim, Daejeon, KR;
Ye Hoon Im, Daejeon, KR;
Assignee:
LG CHEM, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 61/02 (2006.01); B01D 61/10 (2006.01); B01D 61/08 (2006.01);
U.S. Cl.
CPC ...
B01D 61/025 (2013.01); B01D 61/10 (2013.01); B01D 61/08 (2013.01); B01D 2313/143 (2013.01);
Abstract
Provided is a feed spacer, in which angles of strands are differently formed in one feed spacer according to a flow direction of raw water, so that a differential pressure decrease region and a recovery increase region are separated to perform multiple functions, and a reverse osmosis filter module including the feed spacer.